4

Discuss with PMD:
People older than 60 might have more serious side effects particularly if they are getting the vaccine for the first time. Discuss with you private MD, who knows your general state of health,whether the risk of side effects are acceptable for your health.
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5

Several places:
Either there is a travel clinic in your area, or the local health department will either provide this or have information about where you can go to get it. Hopefully you will also be provided with information about other vaccines you need and malariaprophylaxis. For full details see the cdc website for up-to-date information.
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6

Yellow Fever 10 year:
Yellow fever needs to be updated every 10 years. If you have lost your certificate or are unsure of the date of your prior dose you can get another at any point (you don't have to wait 10 years) check with your travel medicine specialist. Yellow fever vaccine is recommend for far fewer destinations than many years ago. Of course there are many other medical issues to review re: your travels.
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8

Yellow fever:
Yellow fever is an infection of the liver caused by a virus transmitted by the bite of a mosquito.
It's characterized by fever, yellowish discoloration of the skin and eyes, and hemorrhages. It is common in tropical areas.
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